Code style: avoid import static

h2/src/main/org/h2/expression/Function.java

@@ -5,8 +5,6 @@
  */
 package org.h2.expression;
 
-import static org.h2.util.ToChar.toChar;
-
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
@@ -54,6 +52,7 @@ import org.h2.util.MathUtils;
 import org.h2.util.New;
 import org.h2.util.StatementBuilder;
 import org.h2.util.StringUtils;
+import org.h2.util.ToChar;
 import org.h2.util.Utils;
 import org.h2.value.DataType;
 import org.h2.value.Value;
@@ -1409,7 +1408,7 @@ public class Function extends Expression implements FunctionCall {
             case Value.TIME:
             case Value.DATE:
             case Value.TIMESTAMP:
-                result = ValueString.get(toChar(v0.getTimestamp(),
+                result = ValueString.get(ToChar.toChar(v0.getTimestamp(),
                         v1 == null ? null : v1.getString(),
                         v2 == null ? null : v2.getString()),
                         database.getMode().treatEmptyStringsAsNull);
@@ -1420,7 +1419,7 @@ public class Function extends Expression implements FunctionCall {
             case Value.DECIMAL:
             case Value.DOUBLE:
             case Value.FLOAT:
-                result = ValueString.get(toChar(v0.getBigDecimal(),
+                result = ValueString.get(ToChar.toChar(v0.getBigDecimal(),
                         v1 == null ? null : v1.getString(),
                         v2 == null ? null : v2.getString()),
                         database.getMode().treatEmptyStringsAsNull);

h2/src/main/org/h2/util/ToChar.java

@@ -5,7 +5,6 @@
  */
 package org.h2.util;
 
-import static java.lang.Math.abs;
 import java.math.BigDecimal;
 import java.sql.Date;
 import java.sql.Timestamp;
@@ -134,7 +133,7 @@ public class ToChar {
             int pow = number.precision() - number.scale() - 1;
             number = number.movePointLeft(pow);
             return number.toPlainString() + "E" +
-                    (pow < 0 ? '-' : '+') + (abs(pow) < 10 ? "0" : "") + abs(pow);
+                    (pow < 0 ? '-' : '+') + (Math.abs(pow) < 10 ? "0" : "") + Math.abs(pow);
         } else if (formatUp.equals("RN")) {
             boolean lowercase = format.startsWith("r");
             String rn = StringUtils.pad(toRomanNumeral(number.intValue()), 15, " ", false);